Bible Dictionaries
Water Chestnut

Webster's Dictionary

The fruit of Trapa natans and Trapa bicornis, Old World water plants bearing edible nutlike fruits armed with several hard and sharp points; also, the plant itself; - called also water caltrop.

Bibliography Information
Webster, Noah. Entry for 'Water Chestnut'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​w/water-chestnut.html. 1828.